Hellolulu Roos Tri-Sling Recycled (Black Onyx)ust for earth lovers? like you! Let? s welcome our new member of RE Series ? ROOS! The bag continues to use eco friendly lightweight nylon made from recycled plastic from the ocean, ensured that the whole manufacturing process is environmental friendly. And of course, signature design of the collection: bottle compartment with a removable insulated beverage will also be the key of ROOS. With hellolulu's minimalist design, this is true #GreenFashion.